diff --git a/requirements.txt b/requirements.txt
index c8a5fb7..d31fa75 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 future==0.16.0
 networkx==2.1
-tqdm==4.20.0
+tqdm==4.21.0
 six==1.11.0
\ No newline at end of file